# NASA Wavelength Resources Collection

NASA Wavelength is a collection of resources that incorporate NASA content and have been subject to peer review. You can search this collection using key words and/or the drop down menus to pinpoint resources to use with your audience of learners.
1604 result(s)

## The Water Cycle: Now You See It, Now You Don't

This is a hands-on lab activity about the water cycle, specifically evaporation and condensation. Using materials such as clay, ice and a lamp, learners will observe the relationship between temperature and condensation and temperature and evaporation.

## The Inverse Square Law of Light

This lesson provides a way for students to determine the relationship between the distance from a light source and its brightness.

## Does Anybody Really Know What Time it is?

In this problem set, learners will analyze a table of the length of day (hours) and the number of days per year on Earth in past eras. They will calculate future values, plot some of the data and identify the rate of increase. Answer key is provided.

## Celebrating Saturn and Cassini

In this concluding activity, learners will use notes from an earlier lesson to write a nonfiction piece about Saturn or Cassini. These final projects provide a way for children with varying learning styles to consolidate and share their learning.

This website is a collection of questions relevant to the science and mission of the Chandra X-Ray Observatory, submitted by students and the general public, with answers posted by experts in the field.

## Classic Slide Rule

In this activity, students construct classic slide rules and use them like calculators. Students use the slide rules to read scales, determine significant figures, and estimate decimal places.  This is activity D3 in the "Far Out Math" educator's guide.

## Sensing the Invisible: The Herschel Experiment

This is a lesson about infrared radiation. Learners will investigate invisible forms of light as they conduct William Herschel's experiment and subsequent discovery of infrared radiation.

## What Effect Do They Have? Near Miss

Learners will simulate possible responses to a meteorite impact, write newspaper articles, and role play as different professionals participating in a panel discussion. They will also evaluate the implications of scientific principles and research findings.

## Solar System Magnetism

This is an activity about magnetism. In this activity, polystyrene spheres and several strong neodymium magnets are used to represent the Sun and Earth and their distinct magnetic fields.